@import url(../../reset.css);
header {
  height: 80px;
  box-shadow: 0px 0px 3px 0px;
}
header #hea {
  width: 1180px;
  height: 80px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header #hea img {
  width: 178px;
  height: 52px;
}
header #hea .hea2 {
  display: flex;
  align-items: center;
  font-size: 14px;
}
header #hea .hea2 p {
  padding: 0px 26px;
  display: inline;
}
header #hea .hea2 li {
  height: 80px;
}
header #hea .hea2 li p {
  padding: 0px 26px;
  display: inline;
  height: 80px;
  line-height: 80px;
}
header #hea .hea2 li:nth-child(1) {
  background: #ffffff;
}
header #hea .hea2 li:nth-child(2) {
  background: #80c4ae;
}
header #hea .hea3 {
  display: flex;
  justify-content: space-between;
  width: 380px;
  margin-right: 5px;
  border-radius: 3px;
}
header #hea .hea3 .hea3q {
  width: 280px;
  height: 34px;
  border: 1px solid #80c4ae;
  border-radius: 3px;
  display: flex;
}
header #hea .hea3 .hea3q input:nth-child(1) {
  padding-left: 12px;
  width: 56px;
  color: #80c4ae;
  background: url(../img1/userSet/ico2.gif) no-repeat;
  background-position: 48px;
  border-right: 1px solid #80c4ae;
}
header #hea .hea3 .hea3q input:nth-child(2) {
  width: 188px;
  padding-left: 12px;
  background: url(../img1/public/search.png) no-repeat;
  background-size: 18px;
  background-position: right ;
}
header #hea .hea3 p span:nth-child(2) {
  color: #80c4ae;
}
.ge {
  height: 60px;
  background: rgba(242, 242, 242, 0.5);
}
.ge .ge1 {
  width: 1180px;
  margin: 0 auto;
}
.ge .ge1 span {
  line-height: 60px;
  margin-right: 15px;
}
.ge1 {
  height: 20px;
  background: rgba(242, 242, 242, 0.5);
}
#video {
  width: 1180px;
  height: 580px;
  margin: 0 auto;
  display: flex;
  justify-content: start;
}
#video .vid {
  width: 860px;
  height: 580px;
  background-color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 1px 1px 2px 1px #80c4ae;
}
#video .vid .video {
  width: 820px;
  height: 540px;
}
#video .details {
  width: 320px;
  height: 580px;
  background-color: rgba(55, 55, 55, 0);
}
#video .details .math {
  margin-top: 56px;
  margin-left: 37px;
  margin-bottom: 140px;
}
#video .details .math .te {
  font-size: 20px;
  margin-bottom: 20px;
}
#video .details .math li {
  font-size: 12px;
  line-height: 30px;
}
#video .details .math li span {
  color: #f66;
}
#video .details .jiage {
  margin-left: 37px;
}
#video .details .jiage span {
  color: #80c4ae;
}
#video .details .jiage .jiaget {
  width: 260px;
  height: 48px;
  display: flex;
}
#video .details .jiage .jiaget span:nth-child(1) {
  font-size: 29px;
  line-height: 44px;
}
#video .details .jiage .jiaget .xue {
  width: 126px;
  height: 44px;
  line-height: 44px;
  text-align: center;
  margin-left: 42px;
  display: block;
  border: 2px solid #80c4ae;
  border-radius: 2px;
}
#video .details .jiage .jiageb {
  margin-top: 10px;
  border-radius: 2px;
  width: 260px;
  height: 48px;
  background-color: #80c4ae;
  line-height: 48px;
  display: flex;
  justify-content: space-evenly;
}
#video .details .jiage .jiageb span {
  color: white;
}
#teacher {
  width: 1180px ;
  height: 156px;
  margin: 0 auto;
  box-shadow: 1px 1px 1px 1px #80c4ae;
}
#teacher .tea1 {
  height: 68px;
  line-height: 68px;
  font-size: 18px;
}
#teacher .teaf {
  width: 1180px;
  margin: 0 auto;
  display: flex;
  justify-content: space-evenly;
}
#teacher .teaf .teafl {
  width: 214px;
  display: flex;
  justify-content: start;
}
#teacher .teaf .teafl .img {
  margin-right: 20px;
}
#teacher .teaf .teafl .img img {
  width: 68px;
  height: 68px;
}
#teacher .teaf .teafl .teaflp {
  height: 68px;
  line-height: 34px;
}
#teacher .tear {
  width: 858px;
  font-size: 16px;
}
#teacher .team {
  width: 1px;
  height: 58px;
  border-left: 1px solid #80c4ae;
}
.dagang {
  width: 1180px;
  margin: 0 auto;
  height: 66px;
  display: flex;
  justify-content: center;
}
.dagang .dag {
  display: flex;
  margin: 0 auto;
}
.dagang .dag .dag1 {
  width: 80px;
  height: 66px;
  line-height: 66px;
  text-align: center;
  color: white;
  background-color: #80c4ae;
}
.dagang .dag .dag2 {
  width: 80px;
  height: 66px;
  line-height: 66px;
  text-align: center;
  color: black;
}
.dai {
  width: 1180px;
  margin: 0 auto;
  display: none;
}
.detail {
  width: 1180px;
  margin: 0 auto;
  padding: 0 22px;
}
.detail h3 {
  height: 50px;
  line-height: 50px;
}
.detail h3 span {
  float: right;
  width: 30px;
  vertical-align: middle;
  height: 30px;
  background: url("../img1/userSet/ico2.gif") no-repeat;
  background-position: center;
  transform: rotate(0deg);
}
.detail .active {
  color: white;
  background-color: rgba(65, 105, 225, 0.3);
}
.detail ol li {
  width: 1180px;
  display: flex;
  justify-content: space-between;
  height: 40px;
  line-height: 40px;
}
.detail ol li .li1 {
  display: flex;
}
.detail ol li .li1 img {
  position: relative;
  top: 15px;
  transform: rotate(-180deg);
  width: 10px;
  height: 10px;
}
.detail ol li .li1 span {
  line-height: 40px;
}
.detail ol li p {
  margin-right: 10px;
}
.detail ol li .bo1 {
  margin-right: 10px;
  margin-top: 5px;
  line-height: 30px;
  text-align: center;
  width: 60px;
  height: 30px;
  border: 1px solid #74c6b3;
  color: #74c6b3;
  border-radius: 3px;
  display: none;
}
.zhan {
  width: 100%;
  height: 160px;
  text-align: center;
  line-height: 160px;
  font-size: 21px;
  color: #74c6b3;
  text-decoration: underline;
  background-color: #fafafa;
}
footer {
  width: 100%;
  height: 262px;
  background-color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
}
footer p {
  margin: 0 auto;
  line-height: 23px;
  font-size: 12px;
  color: white;
  text-align: center;
}
